<div id="a1" class="square">
<img src="http://png-4.findicons.com/files/icons/380/chess/48/black_queen_2d.png">
<div id="a2" class="square">
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Chess_bdt45.svg/50px-Chess_bdt45.svg.png">
<div id="a3" class="square">
<img src="http://png-4.findicons.com/files/icons/380/chess/48/black_queen_2d.png">
<div id="a4" class="square">
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Chess_bdt45.svg/50px-Chess_bdt45.svg.png">
<div id="a5" class="square">
<img src="http://png-4.findicons.com/files/icons/380/chess/48/black_queen_2d.png">
<div id="a6" class="square">
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Chess_bdt45.svg/50px-Chess_bdt45.svg.png">
<div id="a7" class="square">
<img src="http://png-4.findicons.com/files/icons/380/chess/48/black_queen_2d.png">
<div id="a8" class="square">
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Chess_bdt45.svg/50px-Chess_bdt45.svg.png">